| 21.7.1956 | Brynfan Tyddyn [GM+HM+GP+HP] | 2 | Giulietta Spider | Henry Wessells | Henry W. Wessells III | 4th |
| 21.7.1956 | Brynfan Tyddyn [GM+HM+GP+HP] | 64 | Giulietta | Bob Kuhn | Robert Kuhn | DNF |
| 22.7.1956 | San Diego [S1.5] | 4 | Giulietta Spider | Bill Pollack | | 2nd |
| 22.7.1956 | GP Bari [S3.0] | 70 | 6C 3000 CM | Jo Bonnier | | DNF |
| 22.7.1956 | San Diego [S1.5] | 155 | Giulietta | Harold Erb | | 10th |
| 29.7.1956 | Giro delle Calabria | 736 | 1900 | Sergio Bettoja | | 20th |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Mosca | | 52nd |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Ignazio Scaletta | | 22nd |
| 29.7.1956 | Giro delle Calabria | | 1900 | Ganini | | 46th |
| 29.7.1956 | Giro delle Calabria | | 1900 TI | Dari | | 49th |
| 29.7.1956 | Giro delle Calabria | | Giulietta | Chieco | | 38th |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Ravetto | | 32nd |
| 29.7.1956 | Giro delle Calabria | | 1900 | Enrico Cavallacci | | 25th |
| 29.7.1956 | Giro delle Calabria | | 1900 | Sandro Zocchi | | 24th |
| 29.7.1956 | Giro delle Calabria | | 1900 | Ronzoni | | 28th |
| 29.7.1956 | Giro delle Calabria | | 1900 | Salerno | | 39th |
| 29.7.1956 | Giro delle Calabria | | 1900 | Parmigiani | | 30th |
| 29.7.1956 | Giro delle Calabria | | Giulietta | Luciano Ciolfi | | 29th |
| 29.7.1956 | Giro delle Calabria | | 1900 TI | Musmeci / Grimaldi | | DNF |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Egidio Gorza | | 8th |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Pietro Laureati | | 17th |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Enzo Buzzetti | | 18th |
| 29.7.1956 | Giro delle Calabria | | Giulietta Veloce | Delo Fravolini | | 23rd |
| 4.8.1956 | Harewood Acres [Le Mans] | 62 | Giulietta | Paul Hee | P. R. Hee | DNA |
| 4.8.1956 | Harewood Acres [S1.3] | 62 | Giulietta | Paul Hee | P. R. Hee | DNF |
| 4.8.1956 | Harewood Acres [Le Mans] | 78 | Giulietta Spider | Bill Wuesthoff | W. Wuesthoff | 6th |
| 4.8.1956 | Harewood Acres [S1.3] | 78 | Giulietta Sprint | Bill Wuesthoff | W. Wuesthoff | 1st |
| 4.8.1956 | Rheinland Nürburgring [GT2.0] | 107 | Giulietta Sprint Veloce | Adolf-Werner Lang | | 5th |
| 4.8.1956 | Rheinland Nürburgring [GT2.0] | | Giulietta Sprint Veloce | | | DNF |
| 4.8.1956 | Rheinland Nürburgring [GT2.0] | | Giulietta Sprint Veloce | Kurt Ahrens | | ?th |
| 4.8.1956 | Rheinland Nürburgring [GT2.0] | | Giulietta Sprint Veloce | Helmut Felder | | ?th |
| 4.8.1956 | Rheinland Nürburgring [GT2.0] | | Giulietta Sprint Veloce | | | DNF |
| 5.8.1956 | Preliminary Mansfield [Production 1.5] | | Giulietta | D. C. McCann | | 1st |
| 5.8.1956 | Mansfield [Main B] | | Giulietta | Bill Ong | | ?th |
| 5.8.1956 | Preliminary Mansfield [Production 1.5] | | Giulietta | Bill Ong | | 3rd |
| 12.8.1956 | SCCA National Seafair [FP+GP] | 1 | | Don Yearman | | DNF |
| 12.8.1956 | GP Sverige [GT] | 60 | | Robert Tappan | | DNA |
| 12.8.1956 | GP Sverige [GT] | 68 | 1900 CSS Zagato | Gunnar Bengtsson | | 10th |
| 12.8.1956 | GP Sverige [GT] | 69 | 1900 CSS Zagato | Karl-Rune Eriksson | | 8th |
| 12.8.1956 | GP Sverige [GT] | 70 | 1900 CSS Zagato | Carl Lohmander | | DNA |
| 12.8.1956 | SCCA National Seafair [FP+GP] | 87 | Giulietta | Paul Naw | | 6th |
| 12.8.1956 | SCCA National Seafair [FP+GP] | 151 | Giulietta Spider | Leon Miller | | DNF |
| 12.8.1956 | GP Sverige | | 6C 3000 Colli-Zagato | Erik Lundgren | Jo Bonnier | DNA |
| 18.8.1956 | Preliminary Paramount Ranch [FM+GM+HM] | 4 | Giulietta Spider | Bill Pollack | William Pollack | DNA |
| 18.8.1956 | Preliminary Paramount Ranch [FP+HP] | 154 | Giulietta Sprint | Harold Erb | Frank J. Lohrum | 7th |
| 19.8.1956 | Paramount Ranch [S1.5] | 4 | Giulietta Spider | Bill Pollack | William Pollack | DNA |
| 19.8.1956 | Arcata [FP+GP] | 19 | Giulietta | Jean Chabot | | 4th |
| 19.8.1956 | SCCA Regional Montgomery [GP] | 34 | Giulietta | Tom Kerr | | 2nd |
| 19.8.1956 | Roskilde Ring [GT2.0] | 38 | Zagato | K. Runa Ericsson | | 3rd |
| 19.8.1956 | Allentown [GP+HP] | 44 | Giulietta | Joe Helweg | | raced |
| 19.8.1956 | Allentown [GP+HP] | 61 | Giulietta | Paul Hee | | 4th |
| 19.8.1956 | Allentown [GP+HP] | 69 | Giulietta | Henry Wessells | | DNS |
| 19.8.1956 | Allentown [GP+HP] | 86 | Giulietta | H. Kirby | | raced |
| 19.8.1956 | SCCA Regional Montgomery [GP] | 87 | Giulietta | Ernst Ruffini | | 4th |
| 19.8.1956 | SCCA Regional Montgomery [GP] | 103 | Giulietta | Goodwin Stoddard | | DNF |
| 19.8.1956 | Arcata [FM+GM+HM] | 117 | Giulietta | Chick Leson | | 9th |
| 19.8.1956 | Arcata [FP+GP] | 117 | Giulietta | Chick Leson | | 1st |
| 19.8.1956 | Arcata [FP+GP] | 151 | Giulietta Spider | Leon Miller | | 2nd |
| 19.8.1956 | Paramount Ranch [S1.5] | 154 | Giulietta Sprint | Harold Erb | Frank J. Lohrum | 12th |
| 19.8.1956 | Allentown [GP+HP] | | Giulietta | Victor Forno | | 2nd |
| 19.8.1956 | Roskilde Ring [Handicap] | | Zagato | Karl-Rune Eriksson | | 1st |
| 19.8.1956 | Allentown [Open] | | Giulietta | Victor Forno | | ?th |
| 26.8.1956 | Kanonloppet [GT2.0] | 3 | 1900 CSS Zagato | Karl-Rune Eriksson | | 2nd |
| 26.8.1956 | Kanonloppet [GT2.0] | 7 | Giulietta Veloce | Rolf von Heidenstam | | 5th |
| 26.8.1956 | 5 h Messina | | 6C 3000 CM | Piper / Bonnier | Jo Bonnier | DNF |
| 1.9.1956 | Preliminary Santa Barbara [Production 1.3] | 78 | Giulietta | Leonard Senogles | | DNF |
| 1.9.1956 | Preliminary Santa Barbara [Production 1.3] | 98 | Giulietta Spider | Skip Hudson | John Edgar | 2nd |
| 1.9.1956 | Preliminary Santa Barbara [Production 1.3] | 153 | Giulietta Spider | Jack Brumby | | 1st |
| 1.9.1956 | Preliminary Santa Barbara [Production 1.3] | 155 | Giulietta Sprint | Frank Lohrum | | 9th |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 12 | Giulietta Sprint Veloce | Sergio Bettoja | | 4th |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 14 | Giulietta Sprint | Franco Bordoni | | DNA |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 16 | Giulietta Veloce | Delo Fravolini | | 13th |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 19 | Giulietta Veloce | Giovanni Kerschbaumer | | 14th |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 21 | Giulietta Veloce | Giorgio Becucci | | DNA |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 24 | Giulietta Veloce | Mariano Lubich | | DNF |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 26 | Giulietta Veloce | Mario Milanesi | | 12th |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 29 | Giulietta Veloce | Buticchi | | DNF |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 32 | Giulietta Veloce | Rinaldo Repetto | | DNA |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 33 | Giulietta Veloce | Jean-Pierre Schild | | 8th |
| 2.9.1956 | SCCA National Thompson [GP] | 34 | Giulietta Veloce | Tom Kerr | | 3rd |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 37 | Giulietta Veloce | Attilio Lodovici | | DNA |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 40 | Giulietta Veloce | Walter Ringgenberg | | DNF |
| 2.9.1956 | Eifelrennen Nürburgring | 41 | Giulietta | Kurt Ahrens | Kurt Ahrens | DNA |
| 2.9.1956 | Eifelrennen Nürburgring | 42 | Giulietta | Giovanni Cavallini | Gianni Cavallini | DNA |
| 2.9.1956 | Eifelrennen Nürburgring | 43 | Giulietta | "Walther Aloys" | "Walther Aloys" | DNA |
| 2.9.1956 | Eifelrennen Nürburgring | 45 | Giulietta | "Wilhelm Rudolf" | "Wilhelm Rudolf" | ?th |
| 2.9.1956 | Eifelrennen Nürburgring | 46 | Giulietta | Kurt Zeller | Kurt Zeller | ?th |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 50 | Giulietta Veloce | Franco Renzi | | DNA |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 52 | Giulietta Veloce | Antonio Mantori | | DNA |
| 2.9.1956 | Coppa Inter-Europa [GT1.3] | 53 | Giulietta Veloce | Carlo Mario Abate | | 11th |
| 2.9.1956 | Coppa Inter-Europa | 58 | 1900 SS Zagato | Rota | | DNF |
| 2.9.1956 | Consolation Santa Barbara [FP+GP] | 78 | Giulietta | Leonard Senogles | | DNF |
| 2.9.1956 | Santa Barbara [S1.5] | 78 | Giulietta | Leonard Senogles | | DNQ |
| 2.9.1956 | Santa Barbara [S1.5] | 98 | Giulietta Spider | Skip Hudson | John Edgar | DNF |
| 2.9.1956 | SCCA National Thompson [GP] | 103 | Giulietta | Goodwin Stoddard | | 11th |
| 2.9.1956 | SCCA National Thompson [GP] | 104 | Giulietta | Pinkie Windridge | | 7th |
| 2.9.1956 | SCCA National Thompson [GP] | 144 | Giulietta | Joe Helweg | | 4th |
| 2.9.1956 | Santa Barbara [S1.5] | 153 | Giulietta Spider | Jack Brumby | | DNF |
| 2.9.1956 | Consolation Santa Barbara [FP+GP] | 155 | Giulietta Sprint | Harold Erb | CL | 4th |
| 2.9.1956 | Santa Barbara [S1.5] | 155 | Giulietta Sprint | Frank Lohrum | | DNQ |